diff --git a/ltn013.wiki b/ltn013.wiki
index 60915bc..26b0dda 100644
--- a/ltn013.wiki
+++ b/ltn013.wiki
@@ -70,7 +70,7 @@ Fortunately, all these problems are very easy to solve and that's what we do in
 
 == Introducing the {{protect}} factory ==
 
-We used the {{pcall}} function to shield the user from errors that could be raised by the underlying implementation.  Instead of directly using {{pcall}} (and thus duplicating code) every time we prefer to a factory that does the same job:
+We used the {{pcall}} function to shield the user from errors that could be raised by the underlying implementation.  Instead of directly using {{pcall}} (and thus duplicating code) every time we prefer a factory that does the same job:
         {{{
 local function pack(ok, ...)
     return ok, arg